Update jsconfig.json and package.json to correct open-sse path references from relative to local directory.

open-sse/translator/helpers/toolCallHelper.js

@@ -0,0 +1,111 @@
+// Tool call helper functions for translator
+
+// Generate unique tool call ID
+export function generateToolCallId() {
+  return `call_${Date.now().toString(36)}_${Math.random().toString(36).slice(2, 9)}`;
+}
+
+// Ensure all tool_calls have id field and arguments is string (some providers require it)
+export function ensureToolCallIds(body) {
+  if (!body.messages || !Array.isArray(body.messages)) return body;
+  
+  for (const msg of body.messages) {
+    if (msg.role === "assistant" && msg.tool_calls && Array.isArray(msg.tool_calls)) {
+      for (const tc of msg.tool_calls) {
+        if (!tc.id) {
+          tc.id = generateToolCallId();
+        }
+        if (!tc.type) {
+          tc.type = "function";
+        }
+        // Ensure arguments is JSON string, not object
+        if (tc.function?.arguments && typeof tc.function.arguments !== "string") {
+          tc.function.arguments = JSON.stringify(tc.function.arguments);
+        }
+      }
+    }
+  }
+  
+  return body;
+}
+
+// Get tool_call ids from assistant message (OpenAI format: tool_calls, Claude format: tool_use in content)
+export function getToolCallIds(msg) {
+  if (msg.role !== "assistant") return [];
+  
+  const ids = [];
+  
+  // OpenAI format: tool_calls array
+  if (msg.tool_calls && Array.isArray(msg.tool_calls)) {
+    for (const tc of msg.tool_calls) {
+      if (tc.id) ids.push(tc.id);
+    }
+  }
+  
+  // Claude format: tool_use blocks in content
+  if (Array.isArray(msg.content)) {
+    for (const block of msg.content) {
+      if (block.type === "tool_use" && block.id) {
+        ids.push(block.id);
+      }
+    }
+  }
+  
+  return ids;
+}
+
+// Check if user message has tool_result for given ids (OpenAI format: role=tool, Claude format: tool_result in content)
+export function hasToolResults(msg, toolCallIds) {
+  if (!msg || !toolCallIds.length) return false;
+  
+  // OpenAI format: role = "tool" with tool_call_id
+  if (msg.role === "tool" && msg.tool_call_id) {
+    return toolCallIds.includes(msg.tool_call_id);
+  }
+  
+  // Claude format: tool_result blocks in user message content
+  if (msg.role === "user" && Array.isArray(msg.content)) {
+    for (const block of msg.content) {
+      if (block.type === "tool_result" && toolCallIds.includes(block.tool_use_id)) {
+        return true;
+      }
+    }
+  }
+  
+  return false;
+}
+
+// Fix missing tool responses - insert empty tool_result if assistant has tool_use but next message has no tool_result
+export function fixMissingToolResponses(body) {
+  if (!body.messages || !Array.isArray(body.messages)) return body;
+  
+  const newMessages = [];
+  
+  for (let i = 0; i < body.messages.length; i++) {
+    const msg = body.messages[i];
+    const nextMsg = body.messages[i + 1];
+    
+    newMessages.push(msg);
+    
+    // Check if this is assistant with tool_calls/tool_use
+    const toolCallIds = getToolCallIds(msg);
+    if (toolCallIds.length === 0) continue;
+    
+    // Check if next message has tool_result
+    if (nextMsg && !hasToolResults(nextMsg, toolCallIds)) {
+      // Insert tool responses for each tool_call
+      for (const id of toolCallIds) {
+        // OpenAI format: role = "tool"
+        newMessages.push({
+          role: "tool",
+          tool_call_id: id,
+          content: ""
+        });
+      }
+    }
+  }
+  
+  body.messages = newMessages;
+  return body;
+}
+